ASoC: fsl: Don't select FIQ from Eukrea

There is no point in using FIQ if DMA is available (it is selected) and
selecting FIQ currently breaks the build on non-i.MX platforms.  If FIQ
is actually required the build will need to be restricted or have a
select for the relevant FIQ code adding.

Signed-off-by: Mark Brown <broonie@linaro.org>